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tautschnigtautschnig
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Disable what does not currently compile
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‎library/core/src/num/nonzero.rs‎

Lines changed: 39 additions & 38 deletions
Original file line numberDiff line numberDiff line change
@@ -452,12 +452,13 @@ where
452452
#[unstable(feature = "nonzero_from_mut", issue = "106290")]
453453
#[must_use]
454454
#[inline]
455-
#[requires({
456-
let size = core::mem::size_of::<T>();
457-
let ptr = n as *const T as *const u8;
458-
let slice = unsafe { core::slice::from_raw_parts(ptr, size) };
459-
!slice.iter().all(|&byte| byte == 0)
460-
})]
455+
// TODO: not sure how to refer to a parameter that is a mutable reference
456+
// #[requires({
457+
// let size = core::mem::size_of::<T>();
458+
// let ptr = n as *const T as *const u8;
459+
// let slice = unsafe { core::slice::from_raw_parts(ptr, size) };
460+
// !slice.iter().all(|&byte| byte == 0)
461+
// })]
461462
pub unsafe fn from_mut_unchecked(n: &mut T) -> &mut Self {
462463
match Self::from_mut(n) {
463464
Some(n) => n,
@@ -2429,31 +2430,31 @@ mod verify {
24292430
nonzero_check!(u128, core::num::NonZeroU128, nonzero_check_new_unchecked_for_u128);
24302431
nonzero_check!(usize, core::num::NonZeroUsize, nonzero_check_new_unchecked_for_usize);
24312432

2432-
macro_rules! nonzero_check_from_mut_unchecked {
2433-
($t:ty, $nonzero_type:ty, $harness_name:ident) => {
2434-
#[kani::proof_for_contract(NonZero<$t>::from_mut_unchecked)]
2435-
pub fn $harness_name() {
2436-
let mut x: $t = kani::any();
2437-
unsafe {
2438-
<$nonzero_type>::from_mut_unchecked(&mut x);
2439-
}
2440-
}
2441-
};
2442-
}
2443-
2444-
// Generate harnesses for multiple types
2445-
nonzero_check_from_mut_unchecked!(i8, core::num::NonZeroI8, nonzero_check_from_mut_unchecked_i8);
2446-
nonzero_check_from_mut_unchecked!(i16, core::num::NonZeroI16, nonzero_check_from_mut_unchecked_i16);
2447-
nonzero_check_from_mut_unchecked!(i32, core::num::NonZeroI32, nonzero_check_from_mut_unchecked_i32);
2448-
nonzero_check_from_mut_unchecked!(i64, core::num::NonZeroI64, nonzero_check_from_mut_unchecked_i64);
2449-
nonzero_check_from_mut_unchecked!(i128, core::num::NonZeroI128, nonzero_check_from_mut_unchecked_i128);
2450-
nonzero_check_from_mut_unchecked!(isize, core::num::NonZeroIsize, nonzero_check_from_mut_unchecked_isize);
2451-
nonzero_check_from_mut_unchecked!(u8, core::num::NonZeroU8, nonzero_check_from_mut_unchecked_u8);
2452-
nonzero_check_from_mut_unchecked!(u16, core::num::NonZeroU16, nonzero_check_from_mut_unchecked_u16);
2453-
nonzero_check_from_mut_unchecked!(u32, core::num::NonZeroU32, nonzero_check_from_mut_unchecked_u32);
2454-
nonzero_check_from_mut_unchecked!(u64, core::num::NonZeroU64, nonzero_check_from_mut_unchecked_u64);
2455-
nonzero_check_from_mut_unchecked!(u128, core::num::NonZeroU128, nonzero_check_from_mut_unchecked_u128);
2456-
nonzero_check_from_mut_unchecked!(usize, core::num::NonZeroUsize, nonzero_check_from_mut_unchecked_usize);
2433+
// macro_rules! nonzero_check_from_mut_unchecked {
2434+
// ($t:ty, $nonzero_type:ty, $harness_name:ident) => {
2435+
// #[kani::proof_for_contract(NonZero<$t>::from_mut_unchecked)]
2436+
// pub fn $harness_name() {
2437+
// let mut x: $t = kani::any();
2438+
// unsafe {
2439+
// <$nonzero_type>::from_mut_unchecked(&mut x);
2440+
// }
2441+
// }
2442+
// };
2443+
// }
2444+
2445+
// // Generate harnesses for multiple types
2446+
// nonzero_check_from_mut_unchecked!(i8, core::num::NonZeroI8, nonzero_check_from_mut_unchecked_i8);
2447+
// nonzero_check_from_mut_unchecked!(i16, core::num::NonZeroI16, nonzero_check_from_mut_unchecked_i16);
2448+
// nonzero_check_from_mut_unchecked!(i32, core::num::NonZeroI32, nonzero_check_from_mut_unchecked_i32);
2449+
// nonzero_check_from_mut_unchecked!(i64, core::num::NonZeroI64, nonzero_check_from_mut_unchecked_i64);
2450+
// nonzero_check_from_mut_unchecked!(i128, core::num::NonZeroI128, nonzero_check_from_mut_unchecked_i128);
2451+
// nonzero_check_from_mut_unchecked!(isize, core::num::NonZeroIsize, nonzero_check_from_mut_unchecked_isize);
2452+
// nonzero_check_from_mut_unchecked!(u8, core::num::NonZeroU8, nonzero_check_from_mut_unchecked_u8);
2453+
// nonzero_check_from_mut_unchecked!(u16, core::num::NonZeroU16, nonzero_check_from_mut_unchecked_u16);
2454+
// nonzero_check_from_mut_unchecked!(u32, core::num::NonZeroU32, nonzero_check_from_mut_unchecked_u32);
2455+
// nonzero_check_from_mut_unchecked!(u64, core::num::NonZeroU64, nonzero_check_from_mut_unchecked_u64);
2456+
// nonzero_check_from_mut_unchecked!(u128, core::num::NonZeroU128, nonzero_check_from_mut_unchecked_u128);
2457+
// nonzero_check_from_mut_unchecked!(usize, core::num::NonZeroUsize, nonzero_check_from_mut_unchecked_usize);
24572458

24582459
macro_rules! nonzero_check_cmp {
24592460
($nonzero_type:ty, $nonzero_check_cmp_for:ident) => {
@@ -2670,7 +2671,7 @@ mod verify {
26702671
nonzero_check_rotate_left_and_right!(core::num::NonZeroUsize, nonzero_check_rotate_for_usize);
26712672

26722673
macro_rules! check_mul_unchecked_small{
2673-
($t:ty, $nonzero_type:ty, $nonzero_check_mul_for:ident) => {
2674+
($t:ty, $nonzero_type:ty, $nonzero_check_unchecked_mul_for:ident) => {
26742675
#[kani::proof_for_contract(NonZero<$t>::unchecked_mul)]
26752676
pub fn $nonzero_check_unchecked_mul_for() {
26762677
let x: $nonzero_type = kani::any();
@@ -2774,12 +2775,12 @@ mod verify {
27742775
}
27752776

27762777
// Generate proofs for all NonZero types
2777-
nonzero_check_add!(i8, core::num::NonZeroI8, nonzero_check_unchecked_add_for_i8);
2778-
nonzero_check_add!(i16, core::num::NonZeroI16, nonzero_check_unchecked_add_for_i16);
2779-
nonzero_check_add!(i32, core::num::NonZeroI32, nonzero_check_unchecked_add_for_i32);
2780-
nonzero_check_add!(i64, core::num::NonZeroI64, nonzero_check_unchecked_add_for_i64);
2781-
nonzero_check_add!(i128, core::num::NonZeroI128, nonzero_check_unchecked_add_for_i128);
2782-
nonzero_check_add!(isize, core::num::NonZeroIsize, nonzero_check_unchecked_add_for_isize);
2778+
// nonzero_check_add!(i8, core::num::NonZeroI8, nonzero_check_unchecked_add_for_i8);
2779+
// nonzero_check_add!(i16, core::num::NonZeroI16, nonzero_check_unchecked_add_for_i16);
2780+
// nonzero_check_add!(i32, core::num::NonZeroI32, nonzero_check_unchecked_add_for_i32);
2781+
// nonzero_check_add!(i64, core::num::NonZeroI64, nonzero_check_unchecked_add_for_i64);
2782+
// nonzero_check_add!(i128, core::num::NonZeroI128, nonzero_check_unchecked_add_for_i128);
2783+
// nonzero_check_add!(isize, core::num::NonZeroIsize, nonzero_check_unchecked_add_for_isize);
27832784
nonzero_check_add!(u8, core::num::NonZeroU8, nonzero_check_unchecked_add_for_u8);
27842785
nonzero_check_add!(u16, core::num::NonZeroU16, nonzero_check_unchecked_add_for_u16);
27852786
nonzero_check_add!(u32, core::num::NonZeroU32, nonzero_check_unchecked_add_for_u32);

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